Home / 39,465.20-59,200.90-13,169.94

Finding the Fourth Proportional to 39,465.20, 59,200.90 and 13,169.94

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Solution

The fourth proportional to 39,465.20, 59,200.90 and 13,169.94 is: 19,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,465.20 : 59,200.90 = 13,169.94 : x
  2. Step 2: Convert to fraction form
    39,465.20/59,200.90 = 13,169.94/x
  3. Step 3: Cross multiply
    39,465.20x = 59,200.90 × 13,169.94
  4. Step 4: Simplify right side
    39,465.20x = 779,672,300.95
  5. Step 5: Solve for x
    x = 779,672,300.95/39,465.20
  6. Step 6: Final answer
    x = 19,755.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.